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P0118 Diagnostic Trouble Code Discussion for July 2008

ECT Sensor Circuit High Voltage

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Trouble Ticket Help Requests for DTC P0118
Help Request Posted
2001 Jeep Grand Cherokee Laredo 4.7L MIL Lamp on VIN: 1J4GW48S71
P0118: Engine Coolant Temperature Sensor Circuit High Voltage. ... fault code p0118 comes up. I cleared the fault and it was back the next day. I then checked th plug connection to the temp sensor and it appeared ok. I then replaced the coolant temp sensor at the frt of the cyl head area, cleared the fault and roadtested ...
July 24, 2008